diff --git a/src/ssl_sock.c b/src/ssl_sock.c
index e00dafaa0..7698eec7f 100644
--- a/src/ssl_sock.c
+++ b/src/ssl_sock.c
@@ -3094,6 +3094,7 @@ static int ssl_sock_load_dh_params(SSL_CTX *ctx, const struct cert_key_and_chain
 	}
 
 end:
+	ERR_clear_error();
 	return ret;
 }
 #endif